perf_clk_id 105 tools/perf/jvmti/jvmti_agent.c static int perf_clk_id = CLOCK_MONOTONIC; perf_clk_id 122 tools/perf/jvmti/jvmti_agent.c ret = clock_gettime(perf_clk_id, &ts); perf_clk_id 262 tools/perf/jvmti/jvmti_agent.c warnx("jvmti: kernel does not support %d clock id", perf_clk_id);